<!DOCTYPE html>
<html>
  <head>
    <meta http-equiv="X-UA-Compatible" content="IE=EmulateIE7; IE=EmulateIE9">
    <title>Multiple y-axes</title>
    <!--[if IE]>
    <script type="text/javascript" src="../excanvas.js"></script>
    <![endif]-->
    <!--
    For production (minified) code, use:
    <script type="text/javascript" src="dygraph-combined.js"></script>
    -->
    <script type="text/javascript" src="../dygraph-dev.js"></script>

  </head>
  <body>
    <h2>Multiple y-axes</h2>
    <p>The same data with both one and two y-axes. Two y-axes:</p>
    <p>Two y-axes with y as primary axis (default):</p>
    <div id="demodiv" style="width: 640; height: 350; border: 1px solid black"></div>
    <p>Two y-axes with y2 as primary axis:</p>
    <div id="demodiv_y2_primary" style="width: 640; height: 350; border: 1px solid black"></div>
    <p>Two y-axes using different grids:</p>
    <div id="demodiv_two_grids" style="width: 640; height: 350; border: 1px solid black"></div>
    <p>A single y-axis (left):</p>
    <div id="demodiv_one" style="width: 640; height: 350; border: 1px solid black"></div>
    <p>A single y-axis (right):</p>
    <div id="demodiv_one_right" style="width: 640; height: 350; border: 1px solid black"></div>

    <script type="text/javascript">
      var data = [];
      for (var i = 1; i <= 100; i++) {
        var m = "01", d = i;
        if (d > 31) { m = "02"; d -= 31; }
        if (m == "02" && d > 28) { m = "03"; d -= 28; }
        if (m == "03" && d > 31) { m = "04"; d -= 31; }
        if (d < 10) d = "0" + d;
        // two series, one with range 1-100, one with range 1-2M
        data.push([new Date("2010/" + m + "/" + d),
                   i,
                   100 - i,
                   1e6 * (1 + i * (100 - i) / (50 * 50)),
                   1e6 * (2 - i * (100 - i) / (50 * 50))]);
      }

      g = new Dygraph(
          document.getElementById("demodiv"),
          data,
          {
            labels: [ 'Date', 'Y1', 'Y2', 'Y3', 'Y4' ],
            'Y3': {
              axis: {
              }
            },
            'Y4': {
              axis: 'Y3'  // use the same y-axis as series Y3
            },
            axes: {
              y2: {
                // set axis-related properties here
                labelsKMB: true
              }
            },
            ylabel: 'Primary y-axis',
            y2label: 'Secondary y-axis',
            yAxisLabelWidth: 60
          }
      );
      
      g2 = new Dygraph(
          document.getElementById("demodiv_y2_primary"),
          data,
          {
            labels: [ 'Date', 'Y1', 'Y2', 'Y3', 'Y4' ],
            ylabel: 'Primary y-axis',
            y2label: 'Secondary y-axis',
            series : {
              'Y3': {
                axis: 'y2'
              },
              'Y4': {
                axis: 'y2'
              }
            },
            axes: {
              y: {
                // set axis-related properties here
                drawGrid: false,
                independentTicks: false
              },
              y2: {
                // set axis-related properties here
                labelsKMB: true,
                drawGrid: true,
                independentTicks: true
              }
            }
          }
      );
      
      g3 = new Dygraph(
          document.getElementById("demodiv_two_grids"),
          data,
          {
            labels: [ 'Date', 'Y1', 'Y2', 'Y3', 'Y4' ],
            ylabel: 'Primary y-axis',
            y2label: 'Secondary y-axis',
            series : {
              'Y3': {
                axis: 'y2'
              },
              'Y4': {
                axis: 'y2'
              }
            },
            axes: {
              y2: {
                // set axis-related properties here
                labelsKMB: true,
                drawGrid: true,
                independentTicks: true,
                gridLinePattern: [2,2]
              }
            }
          }
      );

      g4 = new Dygraph(
        document.getElementById("demodiv_one"),
        data,
        {
          labels: [ 'Date', 'Y1', 'Y2', 'Y3', 'Y4' ],
          labelsKMB: true,
          ylabel: 'Primary y-axis',
          y2label: 'Secondary y-axis',
        }
      );
      
      g5 = new Dygraph(
       document.getElementById("demodiv_one_right"),
       data,
       {
         labels: [ 'Date', 'Y1', 'Y2', 'Y3', 'Y4' ],
         ylabel: 'Primary y-axis',
         y2label: 'Secondary y-axis',
          series : {
            'Y1': {
               axis: 'y2'
            },
            'Y2': {
              axis: 'y2'
            },
            'Y3': {
              axis: 'y2'
            },
            'Y4': {
              axis: 'y2'
            }
          },
          axes: {
            y: {
              // set axis-related properties here
              drawGrid: false,
              independentTicks: false
            },
            y2: {
              // set axis-related properties here
              labelsKMB: true,
              drawGrid: true,
              independentTicks: true
            }
          }
        }
      );
      
      function update(el) {
        g.updateOptions( { fillGraph: el.checked } );
        g2.updateOptions( { fillGraph: el.checked } );
        g3.updateOptions( { fillGraph: el.checked } );
        g4.updateOptions( { fillGraph: el.checked } );
        g5.updateOptions( { fillGraph: el.checked } );
      }
    </script>

    <input type=checkbox id="check" onChange="update(this)"><label for="check"> Fill?</label>
</body>
</html>
